High-yield cultivation method of selenium-enriched peanuts

The invention belongs to the technical field of crop cultivation, and discloses a high-yield cultivation method of selenium-rich peanuts. The method comprises the following steps: selecting a plot with flat terrain, deep soil layer, soil selenium content of less than or equal to 0.4 mg/kg and convenient irrigation and drainage as a planting area; deeply plowing soil; applying completely decomposedfarmyard manure to the soil, then conducting rotary tillage to loosen and flatten the land, and conducting ridging and row opening; performing compound fertilizer reduction: spreading a compound fertilizer and a calcium magnesium phosphate fertilizer in the seeding furrows, and uniformly mixing the fertilizers with the soil; coating seeds; sowing the seeds; spraying a pre-emergence herbicide after sowing; keeping soil moist; spraying a liquid selenium fertilizer in the flowering and needle setting period and the pod bearing period; and performing pest control. According to the method, the external environment of pean